Find the odd number / letters / word from the given alternative.

The odd word in the given alternatives is “terrible”. The other words, “medium”, “average”, and “mediocre”, all refer to something that is not very good, but not terrible either. “Terrible” is a much stronger word than the others, and it suggests that something is very bad.

Here are some examples of how the words “medium”, “average”, and “mediocre” can be used:

• The food at that restaurant was medium. It wasn’t bad, but it wasn’t great either.
• The student’s grades were average. He wasn’t at the top of his class, but he wasn’t at the bottom either.
• The job was mediocre. It wasn’t very challenging, but it paid the bills.

Here is an example of how the word “terrible” can be used:

• The movie was terrible. It was so bad that I walked out halfway through.